/* roulang page: index */
:root{
      --ink:#171817;
      --ink-soft:#242522;
      --paper:#f1f0ec;
      --paper-deep:#e7e5df;
      --surface:#fbfaf7;
      --muted:#70716b;
      --line:#c9c7c0;
      --line-dark:#42433f;
      --accent:#a93343;
      --accent-dark:#812938;
      --lime:#c6d063;
      --success:#4d7b58;
      --warn:#bd7c31;
      --shadow:0 12px 28px rgba(23,24,23,.09);
      --radius:7px;
      --container:1280px;
      --space:112px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink-soft);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      font-size:16px;line-height:1.72;letter-spacing:0;overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,transform .2s ease}
    img{max-width:100%;height:auto;display:block}
    button,input{font:inherit}
    button{border:0}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .site-container{max-width:var(--container);margin:0 auto;padding-left:28px;padding-right:28px}
    .eyebrow{display:flex;align-items:center;gap:9px;color:var(--accent);font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase}
    .eyebrow::before{content:"";width:24px;height:1px;background:currentColor}
    .section-title{font-size:42px;line-height:1.2;margin:16px 0 18px;font-weight:800;color:var(--ink);max-width:760px}
    .section-lead{max-width:660px;color:var(--muted);margin:0;font-size:16px}
    .btn-brand,.btn-outline-brand{
      min-height:46px;border-radius:6px;padding:11px 18px;display:inline-flex;align-items:center;justify-content:center;gap:12px;
      font-size:14px;font-weight:700;line-height:1.2;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
    }
    .btn-brand{color:#fff;background:var(--accent);border:1px solid var(--accent)}
    .btn-brand:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-2px)}
    .btn-brand:active{transform:translateY(0)}
    .btn-outline-brand{color:var(--ink);background:transparent;border:1px solid var(--line-dark)}
    .btn-outline-brand:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
    .arrow{font-size:19px;line-height:1;transition:transform .2s ease}
    .btn-brand:hover .arrow,.btn-outline-brand:hover .arrow{transform:translateX(4px)}
    .site-header{position:absolute;z-index:10;left:0;right:0;top:0;border-bottom:1px solid rgba(241,240,236,.22);background:rgba(23,24,23,.9)}
    .navbar{min-height:68px;padding:0}
    .navbar-brand{color:#fff;font-size:16px;font-weight:800;white-space:nowrap}
    .navbar-brand span{color:var(--lime)}
    .nav-link{position:relative;color:rgba(255,255,255,.7)!important;font-size:14px;font-weight:600;padding:23px 14px!important}
    .nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:15px;height:1px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
    .nav-link:hover,.nav-link.active{color:#fff!important}
    .nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
    .search-toggle{width:42px;height:42px;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:6px;display:grid;place-items:center;margin-right:10px}
    .search-toggle:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
    .navbar-toggler{border:1px solid rgba(255,255,255,.38);border-radius:5px;padding:7px 9px}
    .navbar-toggler:focus{box-shadow:none}
    .navbar-toggler-icon{filter:invert(1)}
    .mobile-search{display:none}
    .hero{min-height:780px;position:relative;background:var(--ink);color:#fff;padding:155px 0 88px;overflow:hidden}
    .hero::before{content:"";position:absolute;width:42%;height:100%;right:0;top:0;background:#20211f;border-left:1px solid #42433f}
    .hero-inner{position:relative;z-index:1}
    .hero-copy{padding-top:48px}
    .hero-mark{font-size:12px;letter-spacing:1.3px;color:var(--lime);font-weight:700;margin-bottom:22px}
    .hero h1{font-size:66px;line-height:1.11;letter-spacing:0;margin:0 0 28px;font-weight:800;max-width:700px}
    .hero h1 .accent-line{color:var(--lime);display:block}
    .hero-text{font-size:17px;line-height:1.85;color:#d0d0c9;max-width:610px;margin:0 0 32px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero .btn-outline-brand{color:#fff;border-color:#777870}
    .hero .btn-outline-brand:hover{background:#f1f0ec;color:var(--ink)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:37px}
    .hero-tags span{font-size:12px;color:#d6d5cf;border:1px solid #555650;padding:5px 9px;border-radius:3px}
    .hero-art{height:540px;position:relative;margin-left:42px}
    .poster-main{position:absolute;right:22px;top:0;width:67%;height:100%;background:var(--paper);color:var(--ink);padding:28px 25px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:16px 16px 0 rgba(0,0,0,.22)}
    .poster-index{font-size:12px;color:var(--accent);font-weight:800;border-bottom:1px solid var(--line);padding-bottom:12px}
    .poster-type{font-size:46px;line-height:1.15;font-weight:800;writing-mode:vertical-rl;letter-spacing:4px;align-self:flex-end;margin:10px 20px}
    .poster-type b{color:var(--accent);font-weight:800}
    .poster-foot{border-top:1px solid var(--line);padding-top:13px;font-size:12px;color:var(--muted);display:flex;justify-content:space-between}
    .poster-slice{position:absolute;left:0;bottom:48px;width:46%;height:204px;background:var(--accent);padding:20px;color:#fff;z-index:2}
    .poster-slice strong{display:block;font-size:52px;line-height:1;margin-bottom:45px}
    .poster-slice span{font-size:13px;line-height:1.5;display:block;border-top:1px solid rgba(255,255,255,.48);padding-top:11px}
    .poster-note{position:absolute;right:-12px;top:75px;background:var(--lime);color:var(--ink);font-size:12px;font-weight:800;padding:9px 12px;z-index:3}
    .scroll-hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);color:#a9aaa2;font-size:12px;letter-spacing:1.1px;display:flex;gap:10px;align-items:center}
    .scroll-hint::after{content:"↓";font-size:18px;color:var(--lime)}
    .pain-section{background:var(--ink);color:#fff;padding:var(--space) 0}
    .chapter-number{font-size:100px;line-height:.8;color:var(--lime);font-weight:800;margin-bottom:24px}
    .pain-section .section-title{color:#fff;max-width:480px}
    .pain-section .section-lead{color:#b5b6af}
    .pain-list{border-top:1px solid var(--line-dark)}
    .pain-item{position:relative;display:grid;grid-template-columns:62px 1fr 30px;gap:16px;padding:24px 4px;border-bottom:1px solid var(--line-dark);transition:padding .22s ease}
    .pain-item::before{content:"";position:absolute;left:0;top:0;height:1px;width:0;background:var(--lime);transition:width .25s ease}
    .pain-item:hover{padding-left:12px}
    .pain-item:hover::before{width:100%}
    .pain-no{color:var(--lime);font-size:13px;font-weight:800;padding-top:4px}
    .pain-item h3{font-size:20px;margin:0 0 5px;font-weight:700}
    .pain-item p{color:#bdbeb8;font-size:14px;line-height:1.65;margin:0}
    .pain-arrow{font-size:20px;color:var(--lime);align-self:center}
    .route-section{background:var(--paper);padding:var(--space) 0}
    .route-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:50px}
    .route-track{border-top:1px solid var(--line)}
    .route-item{display:grid;grid-template-columns:90px 1.3fr 1fr 130px;gap:28px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}
    .route-item:nth-child(even){grid-template-columns:130px 1fr 1.3fr 90px}
    .route-item:nth-child(even) .route-no{order:4;text-align:right}
    .route-no{font-size:13px;color:var(--accent);font-weight:800}
    .route-item h3{font-size:22px;margin:0 0 8px;font-weight:800}
    .route-item p{font-size:14px;color:var(--muted);margin:0}
    .route-label{display:inline-block;font-size:12px;padding:4px 8px;background:#dedcd4;color:#565750;margin-top:10px}
    .route-graphic{height:80px;background:var(--ink);position:relative;overflow:hidden}
    .route-graphic i{position:absolute;display:block;background:var(--lime)}
    .route-graphic i:nth-child(1){height:1px;width:75%;top:20px;left:0}
    .route-graphic i:nth-child(2){height:1px;width:45%;top:40px;right:0;background:var(--accent)}
    .route-graphic i:nth-child(3){height:19px;width:19px;top:50px;left:35%;background:var(--paper)}
    .result-section{background:var(--ink);color:#fff;padding:var(--space) 0}
    .result-section .section-title{color:#fff}
    .result-intro{color:#b5b6af;max-width:520px}
    .metrics{margin-top:50px;border-top:1px solid var(--line-dark)}
    .metric{padding:25px 0;border-bottom:1px solid var(--line-dark);display:flex;align-items:baseline;gap:16px}
    .metric strong{font-size:49px;line-height:1;color:var(--lime);font-weight:800}
    .metric span{font-size:14px;color:#c4c5bd}
    .result-board{margin-left:48px;height:470px;display:grid;grid-template-columns:1.15fr .85fr;grid-template-rows:1fr 1fr;gap:10px}
    .board-panel{background:#2b2c29;padding:22px;display:flex;flex-direction:column;justify-content:space-between;border:1px solid #444540}
    .board-panel:first-child{grid-row:span 2;background:var(--paper);color:var(--ink)}
    .board-panel small{font-size:11px;font-weight:700;color:var(--accent);letter-spacing:1px}
    .board-panel strong{font-size:34px;line-height:1.2;font-weight:800}
    .board-panel p{font-size:13px;margin:0;color:var(--muted)}
    .board-panel:not(:first-child) p{color:#c0c1ba}
    .quote-section{padding:var(--space) 0;background:var(--surface)}
    .quote-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}
    .quote-card{height:100%;border-top:2px solid var(--ink);padding:26px 0 0;position:relative}
    .quote-card.secondary{border-color:var(--accent)}
    .quote-sign{color:var(--accent);font-size:74px;line-height:.7;font-weight:800}
    .quote-card blockquote{margin:18px 0 30px;font-size:22px;line-height:1.55;font-weight:700;max-width:525px}
    .quote-meta{border-top:1px solid var(--line);padding-top:14px;display:flex;justify-content:space-between;color:var(--muted);font-size:13px}
    .quote-meta b{color:var(--ink)}
    .guide-section{padding:var(--space) 0;background:var(--paper-deep)}
    .guide-grid{margin-top:46px}
    .guide-card{height:100%;border:1px solid var(--line);background:transparent;padding:24px 22px;transition:transform .2s ease,border-color .2s ease,background .2s ease}
    .guide-card:hover{transform:translateY(-4px);border-color:var(--accent);background:var(--surface)}
    .guide-icon{width:42px;height:42px;display:grid;place-items:center;background:var(--ink);color:var(--lime);font-size:18px;margin-bottom:30px}
    .guide-card h3{font-size:20px;font-weight:800;margin-bottom:10px}
    .guide-card p{font-size:14px;color:var(--muted);margin:0}
    .faq-section{padding:var(--space) 0;background:var(--surface)}
    .faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
    .faq-intro{position:sticky;top:30px;align-self:start}
    .accordion{--bs-accordion-border-radius:0;--bs-accordion-inner-border-radius:0;--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-active-bg:transparent;--bs-accordion-active-color:var(--ink)}
    .accordion-item{border:0;border-top:1px solid var(--line);background:transparent}
    .accordion-item:last-child{border-bottom:1px solid var(--line)}
    .accordion-button{padding:20px 3px;background:transparent!important;color:var(--ink)!important;font-size:16px;font-weight:700;gap:15px}
    .accordion-button::after{background-image:none;content:"+";font-size:26px;font-weight:400;width:auto;height:auto;color:var(--accent)}
    .accordion-button:not(.collapsed)::after{content:"−";transform:none}
    .faq-index{font-size:12px;color:var(--accent);font-weight:800}
    .accordion-body{padding:0 30px 20px 45px;color:var(--muted);font-size:14px;line-height:1.8}
    .cta-section{padding:0 0 var(--space);background:var(--surface)}
    .cta-band{background:var(--accent);color:#fff;padding:44px 48px;display:flex;justify-content:space-between;align-items:center;gap:34px}
    .cta-band h2{font-size:35px;line-height:1.28;font-weight:800;margin:0;max-width:720px}
    .cta-band p{margin:10px 0 0;color:#f6dbe0;font-size:14px}
    .cta-band .btn-brand{background:var(--lime);border-color:var(--lime);color:var(--ink);white-space:nowrap}
    .cta-band .btn-brand:hover{background:#dde58d;border-color:#dde58d}
    .site-footer{background:var(--ink);color:#d0d1ca;padding:64px 0 26px}
    .footer-brand{font-size:21px;font-weight:800;color:#fff;margin-bottom:13px}
    .footer-brand span{color:var(--lime)}
    .footer-copy{max-width:370px;color:#9d9e98;font-size:13px;margin:0}
    .footer-title{font-size:13px;color:#fff;font-weight:800;margin-bottom:15px}
    .footer-links{padding:0;margin:0;list-style:none}
    .footer-links li{margin-bottom:8px}
    .footer-links a{font-size:13px;color:#b4b5ae}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid #3b3c38;margin-top:42px;padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#84857f;font-size:12px}
    .floating-bar{position:fixed;z-index:20;bottom:14px;left:50%;transform:translateX(-50%);background:#f7f6f1;border:1px solid var(--line);box-shadow:var(--shadow);padding:8px 8px 8px 15px;display:flex;align-items:center;gap:18px;border-radius:7px}
    .floating-bar span{font-size:13px;font-weight:700;color:var(--ink);white-space:nowrap}
    .floating-bar .btn-brand{min-height:38px;padding:8px 13px;font-size:12px}
    .search-modal .modal-content{background:var(--paper);border-radius:7px;border:1px solid var(--line)}
    .search-modal .modal-header{border-bottom:1px solid var(--line)}
    .search-modal .form-control{border:1px solid var(--line);border-radius:5px;background:#fff;min-height:48px}
    .search-modal .form-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(169,51,67,.15)}
    @media (max-width:1199px){
      :root{--space:88px}
      .hero h1{font-size:55px}
      .hero-art{margin-left:10px}
      .result-board{margin-left:10px}
    }
    @media (max-width:991px){
      .site-header{position:relative;background:var(--ink)}
      .navbar{padding:9px 0;min-height:64px}
      .navbar-collapse{padding:8px 0 14px}
      .nav-link{padding:12px 2px!important}
      .nav-link::after{left:2px;right:auto;width:30px;bottom:6px}
      .navbar-actions{display:none!important}
      .mobile-search{display:block;margin-top:8px}
      .mobile-search .form-control{background:#282925;border-color:#4e4f49;color:#fff;min-height:43px}
      .hero{min-height:auto;padding:76px 0 68px}
      .hero::before{width:52%}
      .hero-copy{padding-top:18px}
      .hero h1{font-size:48px}
      .hero-art{height:440px;margin:48px 0 0}
      .route-item,.route-item:nth-child(even){grid-template-columns:62px 1fr 110px;gap:18px}
      .route-item:nth-child(even) .route-no{order:0;text-align:left}
      .route-item p{grid-column:2 / 3}
      .result-board{margin:45px 0 0}
      .faq-layout{gap:38px}
    }
    @media (max-width:767px){
      :root{--space:60px}
      .site-container{padding-left:18px;padding-right:18px}
      .section-title{font-size:32px}
      .hero{padding-top:54px}
      .hero::before{display:none}
      .hero h1{font-size:39px;line-height:1.17}
      .hero-text{font-size:15px}
      .hero-actions .btn-brand,.hero-actions .btn-outline-brand{width:100%}
      .hero-art{height:365px;margin-top:38px}
      .poster-main{width:74%;right:9px;padding:19px}
      .poster-type{font-size:36px}
      .poster-slice{width:48%;height:165px;bottom:32px;padding:16px}
      .poster-slice strong{font-size:40px;margin-bottom:32px}
      .scroll-hint{display:none}
      .chapter-number{font-size:70px}
      .pain-list{margin-top:36px}
      .route-head,.quote-heading{display:block}
      .route-head .section-lead,.quote-heading .section-lead{margin-top:15px}
      .route-item,.route-item:nth-child(even){grid-template-columns:44px 1fr;gap:10px}
      .route-item p{grid-column:2}
      .route-graphic{display:none}
      .route-no{padding-top:4px}
      .result-board{height:400px}
      .metric strong{font-size:39px}
      .quote-card{margin-bottom:38px}
      .faq-layout{display:block}
      .faq-intro{position:static;margin-bottom:25px}
      .accordion-body{padding-left:28px}
      .cta-band{padding:32px 25px;display:block}
      .cta-band h2{font-size:29px}
      .cta-band .btn-brand{width:100%;margin-top:22px}
      .site-footer{padding-top:48px}
      .footer-col{margin-top:30px}
      .footer-bottom{display:block}
      .footer-bottom span+span{display:block;margin-top:6px}
      .floating-bar{left:12px;right:12px;transform:none;justify-content:space-between;gap:8px}
      .floating-bar span{font-size:12px;white-space:normal;line-height:1.3}
    }
    @media (max-width:419px){
      .hero h1{font-size:34px}
      .hero-art{height:315px}
      .poster-type{font-size:30px}
      .poster-slice{height:135px;font-size:11px}
      .poster-slice strong{font-size:32px;margin-bottom:21px}
      .section-title{font-size:29px}
      .result-board{grid-template-columns:1fr 1fr;height:340px}
      .board-panel{padding:14px}
      .board-panel strong{font-size:26px}
    }
    @media (prefers-reduced-motion:reduce){
      *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
    }

/* roulang page: category1 */
:root{
 --ink:#171817;--ink-soft:#242522;--paper:#f1f0ec;--paper-deep:#e7e5df;
 --surface:#fbfaf7;--muted:#70716b;--line:#c9c7c0;--line-dark:#42433f;
 --accent:#a93343;--accent-dark:#812938;--lime:#c6d063;--success:#4d7b58;
 --warn:#bd7c31;--shadow:0 12px 28px rgba(23,24,23,.09);--radius:7px;
 --container:1280px;--space:112px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink-soft);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.72;letter-spacing:0;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,transform .2s ease}
img{max-width:100%;height:auto;display:block}
button,input{font:inherit}
button{border:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.site-container{max-width:var(--container);margin:0 auto;padding-left:28px;padding-right:28px}
.site-header{position:absolute;z-index:10;left:0;right:0;top:0;border-bottom:1px solid rgba(241,240,236,.22);background:rgba(23,24,23,.94)}
.navbar{min-height:68px;padding:0}
.navbar-brand{color:#fff;font-size:16px;font-weight:800;white-space:nowrap}
.navbar-brand span,.footer-brand span{color:var(--lime)}
.nav-link{position:relative;color:rgba(255,255,255,.7)!important;font-size:14px;font-weight:600;padding:23px 14px!important}
.nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:15px;height:1px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-link:hover,.nav-link.active{color:#fff!important}
.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
.search-toggle{width:42px;height:42px;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:6px;display:grid;place-items:center;margin-right:10px;font-size:22px}
.search-toggle:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.navbar-toggler{border:1px solid rgba(255,255,255,.38);border-radius:5px;padding:7px 9px}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{filter:invert(1)}
.mobile-search{display:none}
.btn-brand,.btn-outline-brand{min-height:46px;border-radius:6px;padding:11px 18px;display:inline-flex;align-items:center;justify-content:center;gap:12px;font-size:14px;font-weight:700;line-height:1.2;transition:all .2s ease}
.btn-brand{color:#fff;background:var(--accent);border:1px solid var(--accent)}
.btn-brand:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-2px)}
.btn-brand:active,.btn-outline-brand:active{transform:translateY(0)}
.btn-outline-brand{color:var(--ink);background:transparent;border:1px solid var(--line-dark)}
.btn-outline-brand:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
.arrow{font-size:19px;line-height:1;transition:transform .2s ease}
.btn-brand:hover .arrow,.btn-outline-brand:hover .arrow{transform:translateX(4px)}
.category-stage{min-height:510px;background:var(--ink);color:#fff;padding:154px 0 72px;position:relative;overflow:hidden}
.category-stage:after{content:"01";position:absolute;right:7%;bottom:-35px;font-size:210px;line-height:1;font-weight:800;color:rgba(255,255,255,.035)}
.stage-copy{position:relative;z-index:1}
.eyebrow{display:flex;align-items:center;gap:9px;color:var(--accent);font-size:12px;font-weight:700;letter-spacing:1.4px}
.eyebrow:before{content:"";width:24px;height:1px;background:currentColor}
.stage-copy .eyebrow{color:var(--lime)}
.stage-copy h1{font-size:56px;line-height:1.16;margin:18px 0 20px;font-weight:800;max-width:740px}
.stage-copy p{color:#c9cac2;max-width:610px;margin:0;font-size:17px}
.stage-visual{height:285px;position:relative;margin-top:8px}
.visual-sheet{position:absolute;right:8%;top:0;width:62%;height:100%;background:var(--paper);color:var(--ink);padding:24px;box-shadow:14px 14px 0 rgba(198,208,99,.18)}
.visual-sheet:before{content:"字幕识别 / 阅读提示";display:block;border-bottom:1px solid var(--line);padding-bottom:16px;color:var(--accent);font-size:12px;font-weight:700}
.visual-lines{margin-top:32px}
.visual-lines i{display:block;height:9px;background:#b8b9b0;margin:16px 0;width:86%}
.visual-lines i:nth-child(2){width:62%;background:var(--accent)}
.visual-lines i:nth-child(3){width:74%}
.visual-tag{position:absolute;left:3%;bottom:18px;background:var(--lime);color:var(--ink);padding:12px 15px;font-size:13px;font-weight:800}
.filter-band{background:var(--surface);border-bottom:1px solid var(--line);padding:25px 0}
.filter-wrap{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.filter-label{font-size:13px;font-weight:700;color:var(--muted);margin-right:8px}
.filter-pill{min-height:42px;padding:9px 15px;border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--ink-soft);font-size:13px}
.filter-pill:hover,.filter-pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.filter-search{margin-left:auto;display:flex;min-width:250px}
.filter-search input{height:42px;border:1px solid var(--line);border-right:0;border-radius:6px 0 0 6px;background:var(--paper);padding:8px 12px;min-width:0}
.filter-search button{width:48px;background:var(--accent);color:#fff;border-radius:0 6px 6px 0}
.content-section{padding:88px 0}
.section-heading{margin-bottom:38px}
.section-heading h2{font-size:38px;line-height:1.25;margin:14px 0 12px;font-weight:800;color:var(--ink)}
.section-heading p{color:var(--muted);max-width:650px;margin:0}
.featured{background:var(--ink);color:#fff;border-radius:7px;display:grid;grid-template-columns:1.05fr 1fr;min-height:310px;overflow:hidden;margin-bottom:30px}
.featured-visual{background:#343632;position:relative;padding:28px;display:flex;align-items:flex-end}
.featured-visual:before{content:"文字\A显示\A检查";white-space:pre;position:absolute;left:30px;top:25px;color:#e7e5df;font-size:58px;line-height:1.08;font-weight:800}
.featured-visual:after{content:"A—日文 / B—韩文 / C—中文";position:absolute;right:24px;bottom:25px;color:var(--lime);font-size:12px}
.featured-copy{padding:38px 42px}
.badge-soft{display:inline-block;border:1px solid rgba(198,208,99,.7);color:var(--lime);padding:4px 9px;border-radius:4px;font-size:12px;font-weight:700}
.featured h3{font-size:28px;line-height:1.3;margin:18px 0 12px}
.featured p{color:#c2c3bc;margin:0 0 24px;font-size:14px}
.meta{color:var(--muted);font-size:12px;display:flex;gap:18px;flex-wrap:wrap}
.featured .meta{color:#aeb0a8}
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.topic-card{background:var(--surface);border:1px solid var(--line);border-radius:7px;overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--accent)}
.topic-visual{height:145px;background:#d9d7cf;position:relative;padding:22px;color:var(--ink)}
.topic-visual.dark{background:#2b2d2a;color:#fff}
.topic-visual .number{font-size:42px;font-weight:800;line-height:1}
.topic-visual .mini-label{position:absolute;right:20px;bottom:20px;color:var(--accent);font-size:12px;font-weight:700}
.topic-card-body{padding:22px}
.topic-card h3{font-size:21px;line-height:1.35;margin:0 0 9px;font-weight:800}
.topic-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
.text-link{font-size:13px;font-weight:700;color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.text-link:hover{color:var(--accent-dark)}
.sidebar{position:sticky;top:25px}
.side-block{border-top:2px solid var(--ink);padding:20px 0 25px}
.side-block h3{font-size:17px;font-weight:800;margin:0 0 16px}
.side-block p{font-size:14px;color:var(--muted);margin:0}
.side-list{list-style:none;padding:0;margin:0}
.side-list li{border-bottom:1px solid var(--line);padding:11px 0;font-size:14px}
.side-list a:hover{color:var(--accent)}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{border:1px solid var(--line);padding:5px 9px;border-radius:4px;font-size:12px;color:var(--muted)}
.tag:hover{border-color:var(--accent);color:var(--accent)}
.pagination{gap:7px;margin-top:42px}
.page-link{border:1px solid var(--line)!important;border-radius:5px!important;background:transparent;color:var(--ink-soft);min-width:40px;text-align:center}
.page-link:hover,.page-item.active .page-link{background:var(--ink);border-color:var(--ink)!important;color:#fff}
.note-section{background:var(--paper-deep);padding:72px 0}
.note-row{border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:26px 0;display:flex;justify-content:space-between;gap:30px;align-items:center}
.note-row h2{font-size:29px;margin:0 0 8px;color:var(--ink)}
.note-row p{margin:0;color:var(--muted);font-size:14px}
.faq-section{padding:76px 0;background:var(--surface)}
.accordion-item{border:0!important;border-top:1px solid var(--line)!important;background:transparent!important;border-radius:0!important}
.accordion-item:last-child{border-bottom:1px solid var(--line)!important}
.accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;padding:21px 4px;font-weight:700}
.accordion-button:after{background-image:none;content:"+";font-size:23px;color:var(--accent);width:auto;height:auto}
.accordion-button:not(.collapsed):after{content:"−"}
.accordion-body{padding:0 45px 22px 4px;color:var(--muted);font-size:14px}
.cta-strip{background:var(--accent);color:#fff;padding:48px 0}
.cta-strip h2{font-size:30px;margin:0 0 8px;font-weight:800}
.cta-strip p{margin:0;color:#f4dfe2;font-size:14px}
.cta-strip .btn-outline-brand{color:#fff;border-color:rgba(255,255,255,.65)}
.cta-strip .btn-outline-brand:hover{background:#fff;color:var(--accent)}
.site-footer{background:var(--ink);color:#fff;padding:65px 0 22px}
.footer-brand{font-size:20px;font-weight:800;margin-bottom:15px}
.footer-copy{color:#aeb0a8;font-size:14px;max-width:400px;margin:0}
.footer-title{font-size:13px;font-weight:800;color:var(--lime);margin-bottom:14px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:9px;color:#c2c3bc;font-size:14px}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid var(--line-dark);margin-top:45px;padding-top:18px;display:flex;justify-content:space-between;color:#858780;font-size:12px}
.modal-content{border:0;border-radius:7px;background:var(--surface)}
.modal-header{border-bottom:1px solid var(--line);padding:20px 24px}
.modal-body{padding:24px}
.form-control{border:1px solid var(--line);border-radius:6px;background:var(--paper);min-height:46px}
.form-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(169,51,67,.12);background:#fff}
@media(max-width:991px){
 .navbar-nav{margin-left:0!important;padding:12px 0}
 .nav-link{padding:13px 0!important}
 .nav-link:after{left:0;right:auto;width:24px;bottom:6px}
 .navbar-actions{margin:8px 0 15px}
 .mobile-search{display:block;padding-bottom:16px}
 .mobile-search .form-control{background:#fff}
 .category-stage{padding-top:130px}
 .stage-copy h1{font-size:48px}
 .featured{grid-template-columns:1fr}
 .featured-visual{min-height:190px}
 .sidebar{position:static;margin-top:45px}
}
@media(max-width:767px){
 :root{--space:60px}
 .site-container{padding-left:16px;padding-right:16px}
 .category-stage{min-height:auto;padding:118px 0 54px}
 .stage-copy h1{font-size:39px;max-width:100%}
 .stage-copy p{font-size:15px}
 .stage-visual{height:220px;margin-top:38px}
 .visual-sheet{width:76%;right:7%;padding:18px}
 .visual-lines{margin-top:20px}
 .filter-wrap{align-items:stretch}
 .filter-search{order:3;width:100%;margin-left:0}
 .content-section{padding:60px 0}
 .section-heading h2{font-size:31px}
 .topic-grid{grid-template-columns:1fr}
 .featured-copy{padding:27px 23px}
 .featured h3{font-size:23px}
 .note-row{display:block}
 .note-row .btn-brand{margin-top:20px;width:100%}
 .cta-strip .btn-outline-brand{margin-top:22px;width:100%}
 .footer-bottom{display:block}
 .footer-bottom span{display:block;margin-top:5px}
}
@media(max-width:419px){
 .stage-copy h1{font-size:34px}
 .featured-visual:before{font-size:45px}
 .topic-visual{height:125px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}